libksba  1.6.0
About: KSBA is a library to make the tasks of working with X.509 certificates, CMS data and related objects more easy.
  Fossies Dox: libksba-1.6.0.tar.bz2  ("unofficial" and yet experimental doxygen-generated source code documentation)  
Functions
ber-help.c File Reference
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "util.h"
#include "asn1-func.h"
#include "convert.h"
#include "ber-help.h"
Include dependency graph for ber-help.c:

Go to the source code of this file.

Functions

static int read_byte (ksba_reader_t reader)
 
static int premature_eof (struct tag_info *ti)
 
static gpg_error_t eof_or_error (ksba_reader_t reader, struct tag_info *ti, int premature)
 
gpg_error_t _ksba_ber_read_tl (ksba_reader_t reader, struct tag_info *ti)
 
gpg_error_t _ksba_ber_parse_tl (unsigned char const **buffer, size_t *size, struct tag_info *ti)
 
gpg_error_t _ksba_ber_write_tl (ksba_writer_t writer, unsigned long tag, enum tag_class class, int constructed, unsigned long length)
 
size_t _ksba_ber_encode_tl (unsigned char *buffer, unsigned long tag, enum tag_class class, int constructed, unsigned long length)
 
size_t _ksba_ber_count_tl (unsigned long tag, enum tag_class class, int constructed, unsigned long length)
 
gpg_error_t _ksba_parse_sequence (unsigned char const **buf, size_t *len, struct tag_info *ti)
 
gpg_error_t _ksba_parse_context_tag (unsigned char const **buf, size_t *len, struct tag_info *ti, int tag)
 
gpg_error_t _ksba_parse_enumerated (unsigned char const **buf, size_t *len, struct tag_info *ti, size_t maxlen)
 
gpg_error_t _ksba_parse_integer (unsigned char const **buf, size_t *len, struct tag_info *ti)
 
gpg_error_t _ksba_parse_octet_string (unsigned char const **buf, size_t *len, struct tag_info *ti)
 
gpg_error_t _ksba_parse_optional_boolean (unsigned char const **buf, size_t *len, int *r_bool)
 
gpg_error_t _ksba_parse_optional_null (unsigned char const **buf, size_t *len, int *r_seen)
 
gpg_error_t _ksba_parse_object_id_into_str (unsigned char const **buf, size_t *len, char **oid)
 
gpg_error_t _ksba_parse_asntime_into_isotime (unsigned char const **buf, size_t *len, ksba_isotime_t isotime)
 

Function Documentation

◆ _ksba_ber_count_tl()

size_t _ksba_ber_count_tl ( unsigned long  tag,
enum tag_class  class,
int  constructed,
unsigned long  length 
)

Definition at line 434 of file ber-help.c.

References TYPE_NULL.

Referenced by _ksba_certreq_add_subject(), _ksba_certreq_set_sig_val(), add_general_names_to_extn(), and parse_rdn().

◆ _ksba_ber_encode_tl()

size_t _ksba_ber_encode_tl ( unsigned char *  buffer,
unsigned long  tag,
enum tag_class  class,
int  constructed,
unsigned long  length 
)

Definition at line 376 of file ber-help.c.

References TYPE_NULL.

Referenced by _ksba_certreq_add_subject(), _ksba_certreq_set_sig_val(), and add_general_names_to_extn().

◆ _ksba_ber_parse_tl()

gpg_error_t _ksba_ber_parse_tl ( unsigned char const **  buffer,
size_t *  size,
struct tag_info *  ti 
)

Definition at line 200 of file ber-help.c.

References tag_info::buf, tag_info::class, CLASS_UNIVERSAL, DIM, tag_info::err_string, gpg_error, tag_info::is_constructed, tag_info::length, tag_info::ndef, tag_info::nhdr, tag_info::non_der, premature_eof(), and tag_info::tag.

Referenced by _ksba_cert_get_auth_key_id(), _ksba_cert_get_cert_policies(), _ksba_cert_get_crl_dist_point(), _ksba_cert_get_ext_key_usages(), _ksba_cert_get_key_usage(), _ksba_cert_is_ca(), _ksba_cms_identify(), _ksba_crl_get_auth_key_id(), _ksba_name_new_from_der(), _ksba_parse_asntime_into_isotime(), _ksba_parse_context_tag(), _ksba_parse_enumerated(), _ksba_parse_integer(), _ksba_parse_object_id_into_str(), _ksba_parse_octet_string(), _ksba_parse_optional_boolean(), _ksba_parse_optional_null(), _ksba_parse_sequence(), get_info_access(), get_name(), get_simple_octet_string_ext(), parse_distribution_point(), parse_one_extension(), parse_response(), parse_response_data(), and parse_single_response().

◆ _ksba_ber_read_tl()

gpg_error_t _ksba_ber_read_tl ( ksba_reader_t  reader,
struct tag_info *  ti 
)

Definition at line 93 of file ber-help.c.

References tag_info::buf, tag_info::class, CLASS_UNIVERSAL, DIM, eof_or_error(), tag_info::err_string, gpg_error, tag_info::is_constructed, tag_info::length, tag_info::ndef, tag_info::nhdr, tag_info::non_der, read_byte(), and tag_info::tag.

Referenced by _ksba_cms_parse_enveloped_data_part_1(), _ksba_cms_parse_enveloped_data_part_2(), _ksba_cms_parse_signed_data_part_1(), _ksba_cms_parse_signed_data_part_2(), decoder_next(), parse_cms_version(), parse_content_info(), parse_crl_entry(), parse_crl_extensions(), parse_encrypted_content_info(), parse_signature(), parse_to_next_update(), read_and_hash_cont(), and read_encrypted_cont().

◆ _ksba_ber_write_tl()

gpg_error_t _ksba_ber_write_tl ( ksba_writer_t  writer,
unsigned long  tag,
enum tag_class  class,
int  constructed,
unsigned long  length 
)

Definition at line 316 of file ber-help.c.

References gpg_error, ksba_writer_write(), and TYPE_NULL.

Referenced by _ksba_der_write_algorithm_identifier(), _ksba_dn_from_str(), _ksba_ocsp_prepare_request(), _ksba_writer_write_octet_string(), build_cri(), build_enveloped_data_header(), build_extensions(), build_signed_data_attributes(), build_signed_data_header(), build_signed_data_rest(), ct_build_enveloped_data(), ct_build_signed_data(), parse_rdn(), write_encrypted_cont(), and write_request_extensions().

◆ _ksba_parse_asntime_into_isotime()

gpg_error_t _ksba_parse_asntime_into_isotime ( unsigned char const **  buf,
size_t *  len,
ksba_isotime_t  isotime 
)

Definition at line 693 of file ber-help.c.

References _ksba_asntime_to_iso(), _ksba_ber_parse_tl(), tag_info::buf, tag_info::class, CLASS_UNIVERSAL, gpg_error, tag_info::is_constructed, tag_info::length, parse_skip(), tag_info::tag, TYPE_GENERALIZED_TIME, and TYPE_UTC_TIME.

◆ _ksba_parse_context_tag()

gpg_error_t _ksba_parse_context_tag ( unsigned char const **  buf,
size_t *  len,
struct tag_info *  ti,
int  tag 
)

Definition at line 507 of file ber-help.c.

References _ksba_ber_parse_tl(), tag_info::class, CLASS_CONTEXT, gpg_error, tag_info::is_constructed, tag_info::length, and tag_info::tag.

◆ _ksba_parse_enumerated()

gpg_error_t _ksba_parse_enumerated ( unsigned char const **  buf,
size_t *  len,
struct tag_info *  ti,
size_t  maxlen 
)

Definition at line 527 of file ber-help.c.

References _ksba_ber_parse_tl(), tag_info::class, CLASS_UNIVERSAL, gpg_error, tag_info::is_constructed, tag_info::length, tag_info::tag, and TYPE_ENUMERATED.

◆ _ksba_parse_integer()

gpg_error_t _ksba_parse_integer ( unsigned char const **  buf,
size_t *  len,
struct tag_info *  ti 
)

Definition at line 550 of file ber-help.c.

References _ksba_ber_parse_tl(), tag_info::class, CLASS_UNIVERSAL, gpg_error, tag_info::is_constructed, tag_info::length, tag_info::tag, and TYPE_INTEGER.

◆ _ksba_parse_object_id_into_str()

gpg_error_t _ksba_parse_object_id_into_str ( unsigned char const **  buf,
size_t *  len,
char **  oid 
)

Definition at line 664 of file ber-help.c.

References _ksba_ber_parse_tl(), tag_info::buf, tag_info::class, CLASS_UNIVERSAL, gpg_error, gpg_error_from_syserror, tag_info::is_constructed, ksba_oid_to_str(), tag_info::length, oid, tag_info::tag, and TYPE_OBJECT_ID.

◆ _ksba_parse_octet_string()

gpg_error_t _ksba_parse_octet_string ( unsigned char const **  buf,
size_t *  len,
struct tag_info *  ti 
)

Definition at line 571 of file ber-help.c.

References _ksba_ber_parse_tl(), tag_info::class, CLASS_UNIVERSAL, gpg_error, tag_info::is_constructed, tag_info::length, tag_info::tag, and TYPE_OCTET_STRING.

◆ _ksba_parse_optional_boolean()

gpg_error_t _ksba_parse_optional_boolean ( unsigned char const **  buf,
size_t *  len,
int *  r_bool 
)

Definition at line 596 of file ber-help.c.

References _ksba_ber_parse_tl(), tag_info::buf, tag_info::class, CLASS_UNIVERSAL, gpg_error, tag_info::is_constructed, tag_info::length, tag_info::nhdr, parse_skip(), tag_info::tag, and TYPE_BOOLEAN.

◆ _ksba_parse_optional_null()

gpg_error_t _ksba_parse_optional_null ( unsigned char const **  buf,
size_t *  len,
int *  r_seen 
)

Definition at line 630 of file ber-help.c.

References _ksba_ber_parse_tl(), tag_info::buf, tag_info::class, CLASS_UNIVERSAL, gpg_error, tag_info::is_constructed, tag_info::length, tag_info::nhdr, parse_skip(), tag_info::tag, and TYPE_NULL.

◆ _ksba_parse_sequence()

gpg_error_t _ksba_parse_sequence ( unsigned char const **  buf,
size_t *  len,
struct tag_info *  ti 
)

Definition at line 486 of file ber-help.c.

References _ksba_ber_parse_tl(), tag_info::class, CLASS_UNIVERSAL, gpg_error, tag_info::is_constructed, tag_info::length, tag_info::tag, and TYPE_SEQUENCE.

◆ eof_or_error()

static gpg_error_t eof_or_error ( ksba_reader_t  reader,
struct tag_info *  ti,
int  premature 
)
static

Definition at line 71 of file ber-help.c.

References tag_info::err_string, gpg_error, ksba_reader_error(), and premature_eof().

Referenced by _ksba_ber_read_tl().

◆ premature_eof()

static int premature_eof ( struct tag_info *  ti)
static

Definition at line 61 of file ber-help.c.

References tag_info::err_string, and gpg_error.

Referenced by _ksba_ber_parse_tl(), and eof_or_error().

◆ read_byte()

static int read_byte ( ksba_reader_t  reader)
static

Definition at line 47 of file ber-help.c.

References ksba_reader_read().

Referenced by _ksba_ber_read_tl().